28957676

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{10789}}^1$

素因数の和:10865

約数の個数: 24

約数和(自身を含む): 56194320

約数和(自身を除く): 27236644

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 10789, 21578, 43156, 118679, 237358, 474716, 658129, 1316258, 2632516, 7239419, 14478838, 28957676]

約数ペア:

[(1, 28957676), (2, 14478838), (4, 7239419), (11, 2632516), (22, 1316258), (44, 658129), (61, 474716), (122, 237358), (244, 118679), (671, 43156), (1342, 21578), (2684, 10789)]